import type {ConfigEnv, UserConfig} from "vite";
import {defineConfig, loadEnv} from "vite";
import vue from "@vitejs/plugin-vue";
import AutoImport from "unplugin-auto-import/vite"; //自动引入ref,reactive等等等
import {resolve} from "path";
import {createSvgIconsPlugin} from "vite-plugin-svg-icons";
import Icons from "unplugin-icons/vite";
import IconsResolver from "unplugin-icons/resolver";
import Components from "unplugin-vue-components/vite";
import {ElementPlusResolver} from "unplugin-vue-components/resolvers";

const pathSrc = (dir: string) => resolve(process.cwd(), dir);

// https://vitejs.dev/config/
export default defineConfig(({mode}: ConfigEnv): UserConfig => {
    const env = loadEnv(mode, process.cwd());
    return {
        // 部署生产环境和开发环境下的URL。
        // 默认情况下，Vue CLI 会假设你的应用是被部署在一个域名的根路径上
        // 例如 https://www.zhang peng.vip/。如果应用被部署在一个子路径上，你就需要用这个选项指定这个子路径。例如，如果你的应用被部署在 https://www.zhang peng.vip/admin/，则设置 baseUrl 为 /admin/。
        // publicPath:
        // process.env.NODE_ENV === "production" ? "/production-sub-path/" : "/",
        // publicPath: process.env.VUE_APP_CONTEXT_PATH,
        // 在npm run build 或 yarn build 时 ，生成文件的目录名称（要和baseUrl的生产环境路径一致）（默认dist）
        // outputDir: "dist",
        // 用于放置生成的静态资源 (js、css、img、fonts) 的；（项目打包之后，静态资源会放在这个文件夹下）
        // assetsDir: "static",
        // 是否开启eslint保存检测，有效值：ture | false | 'error'
        // lintOnSave: process.env.NODE_ENV === "development",
        // 如果你不需要生产环境的 source map，可以将其设置为 false 以加速生产环境构建。
        // productionSourceMap: false,
        // transpileDependencies: true,
        // 解决跨域
        // devServer: {
        //   port: process.env.VUE_APP_SERVICE_PORT, // 端口号
        //   open: true, // 配置自动启动浏览器
        //   // hotOnly: true, // 热更新
        //   proxy: {
        //     // detail: https://cli.vuejs.org/config/#devserver-proxy
        //     [process.env.VUE_APP_BASE_API]: {
        //       target: "http://localhost:8080",
        //       changeOrigin: true,
        //       pathRewrite: {
        //         ["^" + process.env.VUE_APP_BASE_API]: "",
        //       },
        //     },
        //   },
        // },
        // css: {
        //   // CSS 预处理器
        //   preprocessorOptions: {
        //     // 定义全局 SCSS 变量
        //     scss: {
        //       javascriptEnabled: true,
        //       additionalData: `
        //         @use "@/styles/variables.module.scss" as *;
        //       `,
        //     },
        //   },
        // },
        server: {
            // 允许IP访问
            host: "0.0.0.0",
            // 应用端口 (默认:3000)
            port: Number(env.VITE_APP_PORT),
            strictPort: false, // 端口被占用直接退出
            // 运行是否自动打开浏览器
            open: true,
            proxy: {
                /**
                 * 反向代理解决跨域配置
                 * http://localhost:3000/dev-api/users (F12可见请求路径) => http://localhost:8989/users (实际请求后端 API 路径)
                 *
                 * env.VITE_APP_BASE_API: /dev-api
                 * env.VITE_APP_API_URL: http://localhost:8989
                 */
                [env.VUE_APP_BASE_API]: {
                    changeOrigin: true,
                    target: env.VITE_APP_API_URL,
                    rewrite: (path) =>
                        path.replace(new RegExp("^" + env.VUE_APP_BASE_API), ""),
                },
            },
        },
        plugins: [
            vue(),
            // UnoCSS({
            //   hmrTopLevelAwait: false,
            // }),
            AutoImport({
                imports: ["vue", "@vueuse/core"],
                dts: "src/auto-import.d.ts",
                // 自动导入 Element Plus 相关函数，如：ElMessage, ElMessageBox... (带样式)
                resolvers: [ElementPlusResolver(), IconsResolver({})],
                eslintrc: {
                    enabled: false,
                    filepath: "./.eslintrc-auto-import.json",
                    globalsPropValue: true,
                },
                vueTemplate: true,
            }),

            Components({
                resolvers: [
                    // 自动导入 Element Plus 组件
                    ElementPlusResolver(),
                    //todo 自动注册图标组件 @iconify-json/ep 是 Element Plus 的图标库
                    IconsResolver({enabledCollections: ["ep"]}),
                ],
                //todo 指定自定义组件位置(默认:src/components) 配置后页面不用再单独import 组件
                dirs: ["src/components"],
                // 配置文件位置 (false:关闭自动生成)
                dts: false,
                // dts: "types/components.d.ts",
            }),
            Icons({
                autoInstall: true,
            }),
            createSvgIconsPlugin({
                // 指定需要缓存的图标文件夹(本地svg、icon图标)
                iconDirs: [pathSrc("src/assets/icons/svg")],
                // 指定symbolId格式
                symbolId: "icon-[dir]-[name]",
            }),
        ],
        resolve: {
            // ↓路径别名
            alias: {
                "@": resolve(__dirname, "./src"),
                _c: resolve(__dirname, "./src/components"),
                "*": resolve(""),
                "vue-i18n": "vue-i18n/dist/vue-i18n.cjs.js",
            },
        },
        // 预加载项目必需的组件
        optimizeDeps: {
            include: [
                "vue",
                "vue-router",
                "pinia",
                "axios",
                "element-plus/es/components/form/style/css",
                "element-plus/es/components/form-item/style/css",
                "element-plus/es/components/button/style/css",
                "element-plus/es/components/input/style/css",
                "element-plus/es/components/input-number/style/css",
                "element-plus/es/components/switch/style/css",
                "element-plus/es/components/upload/style/css",
                "element-plus/es/components/menu/style/css",
                "element-plus/es/components/col/style/css",
                "element-plus/es/components/icon/style/css",
                "element-plus/es/components/row/style/css",
                "element-plus/es/components/tag/style/css",
                "element-plus/es/components/dialog/style/css",
                "element-plus/es/components/loading/style/css",
                "element-plus/es/components/radio/style/css",
                "element-plus/es/components/radio-group/style/css",
                "element-plus/es/components/popover/style/css",
                "element-plus/es/components/scrollbar/style/css",
                "element-plus/es/components/tooltip/style/css",
                "element-plus/es/components/dropdown/style/css",
                "element-plus/es/components/dropdown-menu/style/css",
                "element-plus/es/components/dropdown-item/style/css",
                "element-plus/es/components/sub-menu/style/css",
                "element-plus/es/components/menu-item/style/css",
                "element-plus/es/components/divider/style/css",
                "element-plus/es/components/card/style/css",
                "element-plus/es/components/link/style/css",
                "element-plus/es/components/breadcrumb/style/css",
                "element-plus/es/components/breadcrumb-item/style/css",
                "element-plus/es/components/table/style/css",
                "element-plus/es/components/tree-select/style/css",
                "element-plus/es/components/table-column/style/css",
                "element-plus/es/components/select/style/css",
                "element-plus/es/components/option/style/css",
                "element-plus/es/components/pagination/style/css",
                "element-plus/es/components/tree/style/css",
                "element-plus/es/components/alert/style/css",
                "element-plus/es/components/radio-button/style/css",
                "element-plus/es/components/checkbox-group/style/css",
                "element-plus/es/components/checkbox/style/css",
                "element-plus/es/components/tabs/style/css",
                "element-plus/es/components/tab-pane/style/css",
                "element-plus/es/components/rate/style/css",
                "element-plus/es/components/date-picker/style/css",
                "element-plus/es/components/notification/style/css",
                "element-plus/es/components/image/style/css",
                "element-plus/es/components/statistic/style/css",
                "@vueuse/core",
                "sortablejs",
                // "path-to-regexp",
                "echarts",
                // "@wangeditor/editor",
                // "@wangeditor/editor-for-vue",
                "vue-i18n",
            ],
        },

        // 构建配置
        build: {
            chunkSizeWarningLimit: 2000, // 消除打包大小超过500kb警告
            minify: "terser", // Vite 2.6.x 以上需要配置 minify: "terser", terserOptions 才能生效
            terserOptions: {
                compress: {
                    keep_infinity: true, // 防止 Infinity 被压缩成 1/0，这可能会导致 Chrome 上的性能问题
                    drop_console: false, // 生产环境去除 console
                    drop_debugger: false, // 生产环境去除 debugger
                },
                format: {
                    comments: false, // 删除注释
                },
            },
        },
    };
});
